Home / 3,578.91-4,939.34-2,252.67

Finding the Fourth Proportional to 3,578.91, 4,939.34 and 2,252.67

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Solution

The fourth proportional to 3,578.91, 4,939.34 and 2,252.67 is: 3,108.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.91 : 4,939.34 = 2,252.67 : x
  2. Step 2: Convert to fraction form
    3,578.91/4,939.34 = 2,252.67/x
  3. Step 3: Cross multiply
    3,578.91x = 4,939.34 × 2,252.67
  4. Step 4: Simplify right side
    3,578.91x = 11,126,691.77
  5. Step 5: Solve for x
    x = 11,126,691.77/3,578.91
  6. Step 6: Final answer
    x = 3,108.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.